Browser-side plug-in API - Archive of obsolete content
npn_destroystream npn_forceredraw npn_getauthenticationinfo npn_geturl npn_geturlnotify npn_getvalue npn_getvalueforurl npn_invalidaterect npn_invalidateregion npn_memalloc npn_memflush npn_memfree npn_newstream npn_pluginthreadasynccall npn_poppopupsenabledstate npn_posturl npn_posturlnotify npn_pushpopupsenabledstate npn_reloadplugins npn_requestread npn_setvalue npn_setvalueforurl npn_status npn_useragent npn_version npn_write ...

Browser Side Plug-in API - Plugins
npn_pushpopupsenabledstate pushes the popups-enabled state.

Constants - Plugins
npvers_has_popups_enabled_state 16 the npn_pushpopupsenabledstate() and npn_poppopupsenabledstate() functions are supported.

Gecko Plugin API Reference - Plugins
npn_pushpopupsenabledstate pushes the popups-enabled state.